/*   Carina
 *   Copyright (C) 2009 2010 2011  Zdravko Velinov
 *
 *   This program is free software: you can redistribute it and/or modify
 *   it under the terms of the GNU General Public License as published by
 *   the Free Software Foundation, either version 3 of the License, or
 *   (at your option) any later version.
 *
 *   This program is distributed in the hope that it will be useful,
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *   GNU General Public License for more details.
 *
 *   You should have received a copy of the GNU General Public License
 *   along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

#ifndef CEVIEWER_HH
#define CEVIEWER_HH

#include <QWidget>
#include <QResizeEvent>

#include "carina/window.hh"

using namespace Carina;

class CEViewer: public QWidget
{
    Q_OBJECT

    int             m_CursorX,
                    m_CursorY;

    RendererPtr     m_Renderer;
    WindowImplPtr   m_WImpl;
public:
    CEViewer(QWidget* parent = nullptr);
    virtual ~CEViewer();

    RendererPtr getRenderer() { return m_Renderer; }

    virtual QSize sizeHint() const;

signals:
    void rendering();
    void keyDown(int key);
    void keyUp(int key);
    void resized(size_t x, size_t y);
    void mousePressed(int button);
    void mouseReleased(int button);
    void mouseMoved(int x, int y, int xrel, int yrel);

protected:
    virtual QPaintEngine* paintEngine() const { return nullptr; }

    virtual void paintEvent(QPaintEvent* event);
    virtual void resizeEvent(QResizeEvent* event);
    virtual void timerEvent(QTimerEvent* event);

    virtual void keyPressEvent(QKeyEvent* evt);
    virtual void keyReleaseEvent(QKeyEvent* evt);
    virtual void mousePressEvent(QMouseEvent* evt);
    virtual void mouseReleaseEvent(QMouseEvent* evt);
    virtual void mouseMoveEvent(QMouseEvent* evt);
};

#endif
